[NAFEX] Currant pine blister rust hazzard

Lee Reich lreich at hvc.rr.com
Fri Nov 13 05:21:52 EST 2009


Blister rust was introduced about a hundred years ago. It came here  
from Asia via Europe.

Lee Reich, PhD
http://www.leereich.com/

Books by Lee Reich:
A Northeast Gardener's Year
The Pruning Book
Weedless Gardening
Uncommon Fruits for Every Garden
Landscaping with Fruit




On Nov 12, 2009, at 8:33 PM, bluestem_farm at juno.com wrote:

> Another reason that I'd heard for the lifting of the restrictions is  
> that there are so many wild Ribes in any place where there are  
> native plants growing.  I grow R. americanum  and it certainly can  
> get the blister rust--when it is not growing under ideal  
> conditions.  When it has plenty of water (it's a wet meadow/thicket  
> plant) the leaves are a nice green.  Give it too much sun and not  
> quite enough water and they grow a speckling of orange spots.  Is  
> the blister rust a native pest, or was it introduced at some point  
> in the past?
>
> Muffy Barrett
> Bluestem Farm
> South Central Wisconsin
>
>
>
>
>
> "I don’t think the threat was bogus, just that there were too few  
> white pines to be economically important where the restrictions were  
> lifted.Â"
>
>
>
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